Find all cube roots of the complex number. Leave answers in trigonometric form.125
A. 5 cis 90°, 5 cis 210°, 5 cis 330°
B. 5 cis 0°, 5 cis 60°, 5 cis 120°
C. 5 cis 45°, 5 cis 165°, 5 cis 325°
D. 5 cis 0°, 5 cis 120°, 5 cis 240°
Answer: D
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Perform the indicated operation.
A. m - 4
B. 6m - 4
C. 6m - 4 + 
D. 6m + 4
Find the expected value of the random variable.The random variable X is the number that shows up when a loaded die is rolled. Its probability distribution is given in the table.
A. 4.15 B. 3.50 C. 0.17 D. 4.02
Solve.A pizza restaurant advertises two specials. The first special is a 10-inch pizza for $13. The second special is two 6-inch pizzas for $12. Determine the better buy. (Hint: First compare the areas of the two specials and then find a price per square inch for both specials.)
A. 10-in. pizza B. The two specials are equivalent buys. C. two 6-in. pizzas
Solve the problem.If (3, b) is a point on the graph of 3x - 2y = 17, what is b?
A. -4
B. 
C. 4
D. 